Meldrumacid or 2,2-dimethyl-1,3-dioxane-4,6-dione is an organic compound. The compound was first made in 1908 by Andrew Norman Meldrum by a condensation reaction of malonic acid with acetone in acetic anhydride and sulfuric acid. As an alternative to its

1 requirements 1.1 net content requirements The net content of the product is in conformity with the marked value, and the negative deviation shall conform to the requirements of the measures for the supervision and administration of the measurement of qu

This series products are made from high quality virgin coal, it is used for water treatment, solvent recorvery, chemical, purification and as catalyst carrier. Characteristics: Large surface area, large absorption capacity, high...

JHBK-601 Dry net emulsion cleaning agent is made up of advanced surface active agent,penetrating agent,emulsifier,antistatic agent,help lotion refined polymerization. It has a good role in infiltration and cleaning for complex viscous deposit sediment on.